Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waning Crescent 6%

03:53

18:38

03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:56, Set: 19:17, Transit: 13:06. Moon - Rise: 03:53, Set: 18:38. Civil Dark: 19:50 - 06:22. Nautical Dark: 20:30 - 05:43. Astro Dark: 21:11 - 05:02

Total Clouds (% Sky Obscured)

82
86
76
77
85
66
81
51
57
91
71
89
99
100
89
97
100
47
35
64
78
97
99
97

Low Clouds (% Sky Obscured)

45
37
50
55
62
59
75
51
32
47
70
65
59
62
43
36
46
32
11
8
17
35
34
66

Medium Clouds (% Sky Obscured)

29
23
66
37
38
4
23
25
5
2
6
8
1
5
1
1
2
0
0
0
1
4
50
49

High Clouds (% Sky Obscured)

27
19
41
17
65
66
72
48
57
91
51
54
69
46
77
93
100
47
35
37
50
95
95
88

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
1
45
45
41
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
6
5
6
6
8
11
12
13
13
12
11
10
9
6
5
4
4
3
3
4
5
5

Chance of Frost

Temperature (°C)

16
15
14
14
14
14
16
17
17
18
19
19
20
19
19
18
17
16
15
14
13
13
13
14

Feels Like (°C)

15
15
14
14
15
14
15
15
15
15
16
16
17
17
17
18
17
16
14
14
14
13
12
13

Dew Point (°C)

15
15
14
14
14
14
14
14
13
12
11
12
12
12
12
13
14
14
14
13
12
12
12
13

Relative Humidity (%)

96
98
98
98
96
98
90
83
76
66
61
60
60
62
64
72
83
90
93
92
93
95
96
98

Pressure (mb)

1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1016
1016
1015
1015
1014
1014
1014
1014
1014
1014
1014
1013
1013
1012

Ozone (du)

260
260
260
260
260
260
260
262
262
261
263
264
263
264
262
262
263
264
265
266
266
266
265
265

Saturday 20

Waning Crescent 2%

05:11

18:50

03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 OK
20 Good
21 OK
22 OK
23 Bad
00 Bad
01 Bad
02 OK

Sun - Rise: 06:57, Set: 19:15, Transit: 13:06. Moon - Rise: 05:11, Set: 18:50. Civil Dark: 19:48 - 06:24. Nautical Dark: 20:27 - 05:45. Astro Dark: 21:08 - 05:04

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
100
88
90
63
55
34
41
12
20
29
40
39
40
34

Low Clouds (% Sky Obscured)

64
58
49
49
66
48
69
77
77
85
82
76
60
40
13
16
25
12
0
29
40
39
40
34

Medium Clouds (% Sky Obscured)

43
90
52
74
60
98
100
97
92
84
67
70
81
18
12
0
0
0
12
0
0
1
1
4

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
93
97
91
93
9
1
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
5
1
3
2
3
2
2
7
9
9
9
9
9
9
9
9
9
9

Fog (%)

9
45
2
45
49
45
8
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
2
3
5
21
53
95
95
95
95
95
95
85
24
7
3
0
0
1
2
0
10
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
1
2
1.2
0.9
1.3
1.3
0.6
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
5
6
6
6
10
10
9
13
13
14
15
16
17
15
12
10
7
5
5
5
4
4

Chance of Frost

Temperature (°C)

14
14
14
14
14
15
16
16
16
16
17
17
17
16
15
13
13
12
11
11
10
10
10
10

Feels Like (°C)

13
13
13
13
14
15
15
16
16
14
15
15
14
12
11
9
9
9
11
11
10
9
10
10

Dew Point (°C)

14
14
14
14
14
15
15
16
16
16
17
17
16
14
13
11
10
9
10
9
9
9
9
9

Relative Humidity (%)

96
98
98
98
100
98
95
98
98
96
98
98
95
90
86
87
86
84
92
90
91
91
91
93

Pressure (mb)

1012
1011
1010
1010
1010
1010
1009
1009
1008
1008
1007
1007
1007
1007
1008
1009
1011
1012
1013
1013
1014
1014
1014
1015

Ozone (du)

266
268
269
270
273
272
273
273
274
274
277
281
288
291
294
300
309
313
311
311
309
308
309
309

Sunday 21

New Moon 0%

06:26

19:00

03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
18 OK
19 Good
20 Good
21 Good
22 OK
23 OK
00 Good
01 Good
02 Good

Sun - Rise: 06:59, Set: 19:13, Transit: 13:06. Moon - Rise: 06:26, Set: 19:00. Civil Dark: 19:46 - 06:26. Nautical Dark: 20:25 - 05:47. Astro Dark: 21:06 - 05:06

Total Clouds (% Sky Obscured)

40
53
65
59
70
84
76
88
94
91
85
78
46
35
36
38
5
4
2
19
32
11
8
4

Low Clouds (% Sky Obscured)

40
45
61
56
70
61
68
75
85
73
74
56
20
20
22
28
2
1
1
19
32
11
8
4

Medium Clouds (% Sky Obscured)

4
33
34
32
29
74
53
63
84
74
79
71
46
35
10
4
5
3
1
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
1
1
7
7
13
2
2
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
7
21
18
8
17
14
14
19
6
14
4
3
1
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
3
3
3
3
4
8
13
14
15
15
16
15
14
12
9
7
7
7
7
8
7
7
7

Chance of Frost

Temperature (°C)

10
9
9
9
9
9
12
12
13
13
12
13
13
13
12
12
11
10
10
9
8
8
8
7

Feels Like (°C)

10
9
8
7
7
8
9
9
9
8
8
8
8
8
8
8
8
7
6
6
6
6
6
6

Dew Point (°C)

9
8
7
7
8
8
10
10
9
9
9
8
8
8
7
5
5
4
3
3
3
4
4
4

Relative Humidity (%)

93
93
88
87
91
90
87
86
80
79
77
75
71
74
71
64
66
66
63
65
71
78
79
82

Pressure (mb)

1015
1016
1016
1016
1017
1018
1019
1020
1020
1021
1022
1022
1022
1022
1022
1023
1023
1024
1025
1026
1026
1026
1027
1027

Ozone (du)

310
310
310
311
312
314
315
316
315
313
313
314
315
316
317
318
319
321
323
326
331
329
327
329

Monday 22

Waxing Crescent 1%

07:38

19:10

03 Good
04 Good
05 Good
06 OK
07 Bad
08 Bad
09 OK
10 OK
11 OK
12 OK
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 OK
21 Good
22 OK
23 OK
00 Bad
01 Bad
02 Bad

Sun - Rise: 07:00, Set: 19:10, Transit: 13:05. Moon - Rise: 07:38, Set: 19:10. Civil Dark: 19:43 - 06:27. Nautical Dark: 20:22 - 05:48. Astro Dark: 21:03 - 05:08

Total Clouds (% Sky Obscured)

0
7
15
22
54
47
32
36
37
39
36
20
14
20
23
33
31
29
17
27
31
56
90
95

Low Clouds (% Sky Obscured)

0
7
14
20
25
29
31
36
37
39
36
20
14
20
20
21
17
15
9
6
4
1
11
20

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
12
23
33
28
25
17
15
5
0
8
19

High Clouds (% Sky Obscured)

0
0
0
0
10
8
1
2
2
2
1
0
0
16
23
33
31
15
0
20
31
56
83
92

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
2
1
0
0
0
0
2
2
1
2
1
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
8
9
9
11
14
16
16
16
17
16
15
15
13
11
8
8
8
8
8
8
8
8

Chance of Frost

Temperature (°C)

7
7
7
7
7
8
9
10
11
12
13
14
14
14
14
13
11
10
10
9
9
8
8
8

Feels Like (°C)

5
5
5
5
5
4
4
6
8
8
10
10
11
11
10
10
9
8
7
8
7
7
7
5

Dew Point (°C)

5
4
4
4
4
4
4
4
4
4
4
4
3
4
4
3
4
3
4
5
5
5
5
5

Relative Humidity (%)

85
85
82
81
84
78
70
65
60
56
53
49
48
48
51
53
60
62
68
75
75
79
81
82

Pressure (mb)

1027
1027
1028
1028
1028
1029
1030
1030
1030
1030
1029
1029
1029
1028
1028
1028
1028
1029
1029
1029
1029
1028
1028
1028

Ozone (du)

329
325
322
320
319
317
315
314
313
312
311
310
310
310
309
309
308
307
307
306
305
303
304
304

Tuesday 23

Waxing Crescent 3%

08:50

19:21

03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 07:02, Set: 19:08, Transit: 13:05. Moon - Rise: 08:50, Set: 19:21. Civil Dark: 19:41 - 06:29. Nautical Dark: 20:20 - 05:50. Astro Dark: 21:00 - 05:09

Total Clouds (% Sky Obscured)

100
100
98
86
83
97
98
97
81
90
95
95
100
100
100
97
88
94
100
100
99
99
99
100

Low Clouds (% Sky Obscured)

29
39
49
61
67
69
71
70
69
67
77
86
95
95
98
89
51
65
80
77
71
66
65
63

Medium Clouds (% Sky Obscured)

52
87
76
58
71
91
90
90
64
65
65
65
65
65
57
58
7
8
8
14
15
29
36
41

High Clouds (% Sky Obscured)

100
100
98
83
76
72
70
80
81
90
95
95
90
90
80
70
39
63
88
94
96
99
99
99

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

0
14
14
10
26
30
28
54
66
76
94
95
95
95
95
95
28
38
46
48
54
63
54
47

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0.4
0.8
1
1.4
1.3
1
1
0
0
0
0
0.2
0.3
0.2
0

Wind Speed/Direction (mph)

8
8
9
10
10
10
12
14
15
15
15
15
14
14
13
12
11
11
12
12
12
11
10
10

Chance of Frost

Temperature (°C)

7
7
7
7
7
8
9
10
11
12
12
13
13
13
13
13
12
12
12
12
11
11
10
10

Feels Like (°C)

4
5
5
5
6
6
6
6
7
8
9
9
10
10
10
9
8
9
9
9
9
9
10
7

Dew Point (°C)

5
5
6
6
6
6
5
4
3
3
3
3
3
3
4
5
4
5
6
6
7
8
8
9

Relative Humidity (%)

84
85
88
88
90
84
72
65
57
54
51
50
50
50
54
58
57
62
65
68
73
81
87
90

Pressure (mb)

1028
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1025
1025
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025
1024

Ozone (du)

305
305
304
305
305
305
306
306
306
308
308
308
307
310
314
315
320
318
316
314
313
312
312
311

Wednesday 24

Waxing Crescent 7%

10:03

19:34

03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 07:03, Set: 19:06, Transit: 13:05. Moon - Rise: 10:03, Set: 19:34. Civil Dark: 19:39 - 06:31. Nautical Dark: 20:18 - 05:52. Astro Dark: 20:58 - 05:11

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
99
98
99
99
100
100
100
100
100
100
99
100
100

Low Clouds (% Sky Obscured)

62
65
69
75
73
75
76
77
76
70
70
70
69
79
89
100
95
89
80
69
65
61
60
59

Medium Clouds (% Sky Obscured)

42
39
31
21
29
36
46
53
62
71
71
66
63
63
61
59
52
42
37
28
24
24
24
25

High Clouds (% Sky Obscured)

100
98
93
90
97
98
97
99
99
100
87
73
62
75
89
100
100
100
100
98
95
92
95
97

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

42
36
29
18
18
19
21
23
29
31
27
27
20
23
21
8
22
19
1
4
3
1
3
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
11
11
11
11
12
13
14
14
14
14
13
13
13
11
10
8
7
6
5
5
4
4
4

Chance of Frost

Temperature (°C)

10
10
10
11
11
11
12
12
13
14
14
14
14
14
13
13
13
12
11
11
10
10
10
10

Feels Like (°C)

7
7
7
7
6
8
8
8
8
8
7
10
10
10
10
10
10
9
9
9
9
9
8
7

Dew Point (°C)

9
10
9
9
10
9
9
8
8
8
7
7
8
8
7
6
6
7
8
9
9
9
9
9

Relative Humidity (%)

93
96
93
91
90
86
81
76
72
68
64
64
65
67
64
63
61
70
79
91
91
91
91
91

Pressure (mb)

1024
1024
1024
1023
1023
1023
1024
1024
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021

Ozone (du)

310
310
310
310
310
310
310
310
311
311
312
311
311
310
310
310
310
309
309
309
308
306
305
304

Thursday 25

Waxing Crescent 13%

11:16

19:50

03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 07:05, Set: 19:03, Transit: 13:04. Moon - Rise: 11:16, Set: 19:50. Civil Dark: 19:36 - 06:32. Nautical Dark: 20:15 - 05:53. Astro Dark: 20:55 - 05:13

Total Clouds (% Sky Obscured)

100
100
100
100
98
96
94
96
98
99
100
100
100
98
94
90
87
87
85
77
70
71

Low Clouds (% Sky Obscured)

58
56
57
57
51
48
53
58
62
64
64
65
68
62
58
51
56
61
65
63
61
58

Medium Clouds (% Sky Obscured)

26
46
65
84
81
79
76
78
80
83
72
61
50
51
51
56
57
55
52
52
47
46

High Clouds (% Sky Obscured)

100
100
100
100
95
91
89
93
96
97
98
100
98
97
94
90
80
65
50
40
25
25

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

2
6
6
3
9
8
6
28
34
16
29
40
54
60
68
79
76
77
78
77
78
87

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.6
0.5
0.5
0.6
0.5
0.5
0.8

Wind Speed/Direction (mph)

3
3
4
4
4
5
7
8
9
9
8
8
8
8
6
5
5
5
4
4
4
4

Chance of Frost

Temperature (°C)

10
10
10
10
11
12
13
13
14
14
14
14
14
14
13
12
11
11
11
10
10
10

Feels Like (°C)

7
8
8
7
7
9
9
10
10
10
11
11
11
11
10
11
10
9
9
10
10
10

Dew Point (°C)

9
9
9
9
9
9
9
9
9
9
10
10
10
10
10
9
9
9
9
8
8
8

Relative Humidity (%)

93
93
91
88
87
81
76
72
74
75
76
76
76
76
80
83
86
87
88
88
90
90

Pressure (mb)

1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1018
1018
1018
1018
1019
1019
1019
1019

Ozone (du)

302
301
301
301
300
300
300
300
299
299
299
299
298
298
298
298
297
297
296
296
297
298

Forecast for Watchet, Somerset, United Kingdom (51.18,-3.33)

Generated: 19/09/25 03:22:29. Forecast: 19/09/25 to 25/09/25. Timezone: UTC+1.00